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php Programming Glossary: cosine

LSA - Latent Semantic Analysis - How to code it in PHP?

http://stackoverflow.com/questions/1014927/lsa-latent-semantic-analysis-how-to-code-it-in-php

resultant matrix U' Sigma' V' can be used for 'improved' cosine similarity searching or you can pick the top 3 words for each..

PHP MySQL get locations in radius user's location from GPS

http://stackoverflow.com/questions/3349808/php-mysql-get-locations-in-radius-users-location-from-gps

of this approximate distance calculation by adding the cosine math function Improved approximate distance in miles sqrt x..

Get results from mysql based on latitude longidude

http://stackoverflow.com/questions/3528754/get-results-from-mysql-based-on-latitude-longidude

You can calculate a distance using a Spherical law of cosines SELECT DEGREES ACOS SIN RADIANS clients.latitude SIN RADIANS.. radius RADIANS X degrees to radians ACOS X the arc cosine of X that is the value whose cosine is X DEGREES X radians to.. radians ACOS X the arc cosine of X that is the value whose cosine is X DEGREES X radians to degrees 60 minutes in a degree 1.1515..

PHP MySql and geolocation

http://stackoverflow.com/questions/3606139/php-mysql-and-geolocation

of this approximate distance calculation by adding the cosine math function Improved approximate distance in miles sqrt x..

Cosine similarity vs Hamming distance

http://stackoverflow.com/questions/945724/cosine-similarity-vs-hamming-distance

of different length and if the words places do not count cosine similarity is better please note that depending your needs better.. depending your needs better solutions exist . Here is a cosine similarity function of 2 arrays of words function cosineSimilarity.. a cosine similarity function of 2 arrays of words function cosineSimilarity tokensA tokensB a b c 0 uniqueTokensA uniqueTokensB..

Singular Value Decomposition (SVD) in PHP

http://stackoverflow.com/questions/960060/singular-value-decomposition-svd-in-php

your documents or words or documents and words etc. The cosine of the angle between your resultant vectors is pretty popular...